Completed on 22 January 2007, the first part streamed on
Yahoo! Japan to Yahoo! Premium members from 16 to 19 February 2007. On 3 March 2007, the full-length film had its theatrical premiere at Cinema Rise in
Shibuya, Tokyo. On 30 September 2022, the film received a limited
IMAX DMR release in Japan in celebration of
Suzume's release. This marks its first IMAX release.
Overseas releases In the Philippines,
5 Centimeters per Second, along with Shinkai's previous work
The Place Promised in Our Early Days, was premiered on 21 July 2013 at the
SM Mall of Asia as part of the Philippines-Japan Friendship Month, with help and cooperation from the Embassy of Japan in the Philippines, Japan Foundation Manila, SM Mall of Asia Cinema and the
Film Development Council of the Philippines (FDCP). The showings attracted 1,500 moviegoers.
Home media The DVD was released on 19 July 2007 in Japan. The title was licensed by
ADV Films and scheduled for a December 2007 release, but the release was delayed until March 2008. The Blu-ray version of the film was released on 18 April 2008 in Japan. The HD DVD version of the film was also released on 18 April 2008 and is region-free by default. The film is also licensed in Taiwan by Proware Multimedia International. On 11 July 2008, ADV announced that it was discontinuing print of the DVD.
Bang Zoom! Entertainment has re-dubbed the entire film at the request of its original Japanese distributor, and the new dub was first streamed via
Crunchyroll as part of their Day of Makoto Shinkai on 28 February 2009. On 13 August 2010, Crunchyroll CEO Kun Gao announced plans to release titles on DVD, starting with
5 Centimeters per Second.
Bandai Entertainment manufactured and distributed the DVDs, which included the
Bang Zoom! dub. This version was released 22 February 2011. In 2015,
Discotek Media announced that it had licensed
5 Centimeters per Second for a DVD release on 2 June that year, and then 28 February 2017 on Blu-ray. On 10 March 2022,
GKIDS announced that they have licensed
5 Centimeters per Second, along with three other works by Makoto Shinkai, and will re-release it on home video in 2022; it was released on Blu-ray on 7 June, with
Voices of a Distant Star included as a bonus feature. On 29 March 2009, distribution company
Madman Entertainment announced plans to release
5 Centimetres Per Second in Australia, and released the DVD on 19 August 2009. Madman later released the film on Blu-ray alongside
Voices of a Distant Star on 9 October 2019.{{cite web|url=https://www.madman.com.au/catalogue/view/20885/makoto-shinkai-classics-voices-of-a-distant-star-5-centimetres-per-second-bluray|title=Makoto Shinkai Classics: Voices of a Distant Star / 5 Centimetres per Second (Blu-Ray) ==Reception==